Improvement in insecticides



LJ. GLALLAN. Insecticides.

No. 206,209. -Pa tented July 23,1878.

WI/zflass as. flax anion W; I 10/141 6', AZZan- UNITED STATES PATENT OFFICE JOHN ALLAN, 0F BUFFALO, NIDV YORK.

IMPROVEMENT IN INSECTICIDES.

Speeifieaiion forming part of Letters Patent, No. 206,209, dated July iii, 1 7 appliration tiled February (i, 1878.

or cakes, capable of bein g pulverized by scraping and containing matter which will attract. and destroy the insects.

The composition consists of glucose, three parts; arsenic, one part; clay, fifteen parts. These are intimately mixed with sufiicient water to form a stiff paste, which is then molded into a block, as shown in the drawing.

The glucose serves to cement the particles clay, as set forth.

of clay together and prevent the clay from cracking.

A. block is used by scraping oft a portion of the same and placing it in water, which soon becomes impregnated both with poison and sugar, so as to attract as well as destroy the insects.

It will be apparent that the proportion of these ingredients maybe modified.

I claim- The within-described composition for flyblocks, consisting of arsenic, glucose, 'and JOHN (l. ALLAN. Witnesses 7,

JAMES SANUS'IER,

1*. l. STIKER. 

